英语词组on the alert是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	on the alert
释义	on the alertadj. phr.Alert; watchful; careful. 警惕的；密切注意的；小心的。◆ Campers must be on the alert for poison ivy and poison oak.野营者必须密切注意气根毒藤和栎叶毒漆树。
随便看	eyes are bigger than one's stomach eye shadow eyes in the back of one's head eyes open eyes pop out eye to face down faced with face lift face the music face-to-face face-to-face face up to face value fact of the matter is facts of life fade away fail to do fair and square fair enough fair-haired boy fair play fair sex fair shake fair-weather enemy

英语词组固定搭配大全包含9718条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。